Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Error code: 429 - {'error': {'message': 'You exceeded your current quota, please check your plan and billing details. For more information on this error, read the docs: https://platform.openai.com/docs/guides/error-codes/api-errors.', 'type': 'insufficient_quota', 'param': None, 'code': 'insufficient_quota'}}
 ###Tabelas: 
CREATE TABLE Shipment (id INT PRIMARY KEY, customer_id INT, weight FLOAT, shipped_date DATE); INSERT INTO Shipment (id, customer_id, weight, shipped_date) VALUES (7, 1, 120.5, '2022-05-01'), (8, 2, 150.3, '2022-05-05'), (9, 3, 180.7, '2022-05-07'), (10, 1, 90.2, '2022-06-10'), (11, 2, 135.6, '2022-07-14'), (12, 4, 175.8, '2022-07-20'); CREATE TABLE Customer (id INT PRIMARY KEY, name VARCHAR(100), address VARCHAR(200), phone VARCHAR(15)); INSERT INTO Customer (id, name, address, phone) VALUES (1, 'John Doe', '123 Main St, Miami, FL', '305-555-1212'), (2, 'Jane Smith', '456 Oak St, San Francisco, CA', '415-555-3434'), (3, 'Mike Johnson', '789 Elm St, Dallas, TX', '214-555-5656'), (4, 'Emilia Clarke', '700 Spruce St, New York, NY', '646-555-7878');
SELECT customer_id, SUM(weight) AS total_weight FROM Shipment WHERE shipped_date >= DATEADD(month, -1, GETDATE()) GROUP BY customer_id ORDER BY total_weight DESC;